CH500573A - Permanentmagnet und Verfahren zu seiner Herstellung - Google Patents

Permanentmagnet und Verfahren zu seiner Herstellung

Info

Publication number
CH500573A
CH500573A CH437068A CH437068A CH500573A CH 500573 A CH500573 A CH 500573A CH 437068 A CH437068 A CH 437068A CH 437068 A CH437068 A CH 437068A CH 500573 A CH500573 A CH 500573A
Authority
CH
Switzerland
Prior art keywords
manufacture
permanent magnet
permanent
magnet
Prior art date
Application number
CH437068A
Other languages
German (de)
English (en)
Inventor
Karl Dr Strnat
Werner Dr Ostertag
I Hoffer Gary
C Olson John
Original Assignee
Goldschmidt Ag Th
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Goldschmidt Ag Th filed Critical Goldschmidt Ag Th
Publication of CH500573A publication Critical patent/CH500573A/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
    • H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together sintered
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/928—Magnetic property

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
CH437068A 1967-06-05 1968-03-25 Permanentmagnet und Verfahren zu seiner Herstellung CH500573A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64446067A 1967-06-05 1967-06-05

Publications (1)

Publication Number Publication Date
CH500573A true CH500573A (de) 1970-12-15

Family

ID=24585004

Family Applications (1)

Application Number Title Priority Date Filing Date
CH437068A CH500573A (de) 1967-06-05 1968-03-25 Permanentmagnet und Verfahren zu seiner Herstellung

Country Status (10)

Country Link
US (1) US3424578A (is")
AT (1) AT290865B (is")
BE (1) BE716121A (is")
CH (1) CH500573A (is")
ES (1) ES355020A1 (is")
FR (1) FR1567697A (is")
GB (1) GB1216607A (is")
NL (1) NL6807894A (is")
RO (1) RO55788A (is")
YU (1) YU33213B (is")

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6608335A (is") * 1966-06-16 1967-12-18
NL6700998A (is") * 1967-01-21 1968-07-22
US3501358A (en) * 1967-08-30 1970-03-17 Gen Electric Method of making permanent magnet material powders having superior magnetic characteristics
US3839102A (en) * 1967-11-15 1974-10-01 Matsushita Electric Ind Co Ltd Permanent magnet
DE1809535C3 (de) * 1967-11-15 1975-09-11 Matsushita Electric Industrial Co. Ltd., Kadoma, Osaka (Japan) Dauermagnetlegierung und Verfahren zu ihrer Herstellung
US3664892A (en) * 1968-01-31 1972-05-23 Gen Electric Permanent magnet material powders having superior magnetic characteristics
US3639182A (en) * 1969-03-27 1972-02-01 Gen Electric Method for improving the effectiveness of a magnetic field for magnetizing permanent magnets
US3625779A (en) * 1969-08-21 1971-12-07 Gen Electric Reduction-fusion process for the production of rare earth intermetallic compounds
US3956031A (en) * 1969-12-24 1976-05-11 Texas Instruments Incorporated Magnetic materials and the formation thereof
US3806743A (en) * 1970-02-09 1974-04-23 Omega Brandt & Freres Sa Louis Oscillating harological motor
US3655463A (en) * 1970-04-30 1972-04-11 Gen Electric Sintered cobalt-rare earth intermetallic process using solid sintering additive
GB1347764A (en) * 1970-04-30 1974-02-27 Gen Electric Heat-aged sintered cobalt-rare earth intermetallic product and process
US3919004A (en) * 1970-04-30 1975-11-11 Gen Electric Liquid sintered cobalt-rare earth intermetallic product
US3655464A (en) * 1970-04-30 1972-04-11 Gen Electric Process of preparing a liquid sintered cobalt-rare earth intermetallic product
US3639181A (en) * 1970-05-27 1972-02-01 Gen Electric Sintered cobalt-rare earth bodies and method of production
US3999216A (en) * 1970-07-30 1976-12-21 Eastman Kodak Company Material for magnetic transducer heads
US3652343A (en) * 1970-09-14 1972-03-28 Gen Electric Permanent magnet material powders having superior magnetic characteristics
FR2110755A5 (is") * 1970-10-29 1972-06-02 Sermag
US3755007A (en) * 1971-04-01 1973-08-28 Gen Electric Stabilized permanent magnet comprising a sintered and quenched body of compacted cobalt-rare earth particles
CH577561A5 (is") * 1971-06-15 1976-07-15 Bbc Brown Boveri & Cie
US3919003A (en) * 1971-12-17 1975-11-11 Gen Electric Sintered cobalt-rare earth intermetallic product
US3905839A (en) * 1971-12-17 1975-09-16 Gen Electric Liquid sintered cobalt-rare earth intermetallic product
US4378258A (en) * 1972-03-16 1983-03-29 The United States Of America As Represented By The Secretary Of The Navy Conversion between magnetic energy and mechanical energy
US4375372A (en) * 1972-03-16 1983-03-01 The United States Of America As Represented By The Secretary Of The Navy Use of cubic rare earth-iron laves phase intermetallic compounds as magnetostrictive transducer materials
US3919002A (en) * 1972-06-15 1975-11-11 Gen Electric Sintered cobalt-rare earth intermetallic product
US3878412A (en) * 1972-07-21 1975-04-15 Kurpanek W H Magneto-motive reciprocating device
JPS51122405A (en) * 1973-03-13 1976-10-26 Seiko Epson Corp Pickup cartridge
DE2435077C3 (de) * 1973-07-20 1982-11-25 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Legierung zur Herstellung eines Dauermagneten
JPS532127B2 (is") * 1973-07-20 1978-01-25
US3901741A (en) * 1973-08-23 1975-08-26 Gen Electric Permanent magnets of cobalt, samarium, gadolinium alloy
JPS5724058B2 (is") * 1973-11-12 1982-05-21
US3891876A (en) * 1973-12-21 1975-06-24 Singer Co Permanent magnet electric motor having a non-ferrous solid armature
US3982971A (en) * 1974-02-21 1976-09-28 Shin-Etsu Chemical Co., Ltd Rare earth-containing permanent magnets
US3919001A (en) * 1974-03-04 1975-11-11 Crucible Inc Sintered rare-earth cobalt magnets comprising mischmetal plus cerium-free mischmetal
US3949351A (en) * 1974-06-03 1976-04-06 The United States Of America As Represented By The Secretary Of The Navy Variable delay line
JPS50160798A (is") * 1974-06-17 1975-12-26
US3909645A (en) * 1974-07-10 1975-09-30 Singer Co Permanent magnet motor-tachometer having a single non-ferrous armature wound with two mutually-insulated windings each connected to a separate commutator
US4116726A (en) * 1974-12-18 1978-09-26 Bbc Brown, Boveri & Company Limited As-cast permanent magnet Sm-Co-Cu material with iron, produced by annealing and rapid quenching
CH601484A5 (is") * 1974-12-18 1978-07-14 Bbc Brown Boveri & Cie
US4011478A (en) * 1975-06-02 1977-03-08 Texas Instruments Incorporated Magnetic speed sensing mechanism
US4110645A (en) * 1976-02-23 1978-08-29 Vibrac Corporation Electric motor
US4059775A (en) * 1976-11-22 1977-11-22 Control Data Corporation Linear motor
US4152178A (en) * 1978-01-24 1979-05-01 The United States Of America As Represented By The United States Department Of Energy Sintered rare earth-iron Laves phase magnetostrictive alloy product and preparation thereof
JPS56166357A (en) * 1980-05-23 1981-12-21 Shin Etsu Chem Co Ltd Permanent magnet alloy containing rare earth metal
JPS601940B2 (ja) * 1980-08-11 1985-01-18 富士通株式会社 感温素子材料
US4544904A (en) * 1984-02-24 1985-10-01 Kishore Tarachand Composite magnet and magnetic circuit
US4585473A (en) * 1984-04-09 1986-04-29 Crucible Materials Corporation Method for making rare-earth element containing permanent magnets
US4810572A (en) * 1986-02-17 1989-03-07 Mitsui Toatsu Chemicals, Inc. Permanent magnet and process for producing the same
US4832891A (en) * 1987-11-25 1989-05-23 Eastman Kodak Company Method of making an epoxy bonded rare earth-iron magnet
CN103021610B (zh) * 2011-09-26 2015-12-02 东莞市炫耀电子有限公司 一种新型复合永磁材料及其制备方法
WO2016144811A1 (en) * 2015-03-06 2016-09-15 SDCmaterials, Inc. Coated magnetic particle and methods of making and using the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1893330A (en) * 1928-08-07 1933-01-03 Charles L Jones Permeable metal and method of making the same
GB590392A (en) * 1942-04-07 1947-07-16 Electro Chimie Metal Improvements in or relating to the manufacture of magnets
US2384215A (en) * 1944-07-03 1945-09-04 Hpm Dev Corp Powder metallurgy
US2661387A (en) * 1949-09-10 1953-12-01 Basf Ag Porous electrode plates and process for making such articles
US2825670A (en) * 1952-08-21 1958-03-04 Adams Edmond Permanent magnet and process for making same
US2849312A (en) * 1954-02-01 1958-08-26 Milton J Peterman Method of aligning magnetic particles in a non-magnetic matrix
US3322536A (en) * 1963-06-17 1967-05-30 Stephen D Stoddard Tungsten slip casting method
US3180012A (en) * 1963-07-12 1965-04-27 Du Pont Cobalt alloys
US3287112A (en) * 1963-11-26 1966-11-22 Selas Corp Of America Production of filter membranes

Also Published As

Publication number Publication date
ES355020A1 (es) 1969-11-16
NL6807894A (is") 1968-12-06
GB1216607A (en) 1970-12-23
YU33213B (en) 1976-06-30
BE716121A (is") 1968-11-04
FR1567697A (is") 1969-05-16
YU121468A (en) 1975-12-31
RO55788A (is") 1974-03-01
US3424578A (en) 1969-01-28
AT290865B (de) 1971-06-25

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Legal Events

Date Code Title Description
PL Patent ceased